40979377152 has 396 divisors, whose sum is σ = 139945333008. Its totient is φ = 11313561600.

The previous prime is 40979377139. The next prime is 40979377177. The reversal of 40979377152 is 25177397904.

It is a super-2 number, since 2×40979377152² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 61995702 + ... + 61996362.

Almost surely, 2^40979377152 is an apocalyptic number.

40979377152 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40979377152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69972666504).

40979377152 is an abundant number, since it is smaller than the sum of its proper divisors (98965955856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40979377152 is a wasteful number, since it uses less digits than its factorization.

40979377152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 3333960, while the sum is 54.

The spelling of 40979377152 in words is "forty billion, nine hundred seventy-nine million, three hundred seventy-seven thousand, one hundred fifty-two".